Civil Engineering - UPSC Civil Service Exam Questions - Discussion


Cross sections of two beams A (600mm x 200mm) and B (800mm x 60mm) are shown in the given figure. Both the beams have the same material. By how many times is the beam A stronger than the beam B in resisting bending ?

[A]. 80
[B]. 60
[C]. 50
[D]. 25

Answer: Option D


No answer description available for this question.

Navneet said: (Dec 24, 2015)  
= 600*200/800*60 = 0.25*100 = 25%.

Ars said: (Oct 24, 2017)  
(b1xd1^2/6)/(b2xd2^2/6)= b1d1^2/b2d2^2.

Manjunatha R.N. said: (Jan 14, 2018)  
Yoo are right @Ars.

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